# CategoryTimer SDL time management routines. ## Functions - [SDL_AddTimer](SDL_AddTimer) - [SDL_AddTimerNS](SDL_AddTimerNS) - [SDL_Delay](SDL_Delay) - [SDL_DelayNS](SDL_DelayNS) - [SDL_DelayPrecise](SDL_DelayPrecise) - [SDL_GetPerformanceCounter](SDL_GetPerformanceCounter) - [SDL_GetPerformanceFrequency](SDL_GetPerformanceFrequency) - [SDL_GetTicks](SDL_GetTicks) - [SDL_GetTicksNS](SDL_GetTicksNS) - [SDL_RemoveTimer](SDL_RemoveTimer) ## Datatypes - [SDL_NSTimerCallback](SDL_NSTimerCallback) - [SDL_TimerCallback](SDL_TimerCallback) - [SDL_TimerID](SDL_TimerID) ## Structs - (none.) ## Enums - (none.) ## Macros - [SDL_MS_PER_SECOND](SDL_MS_PER_SECOND) - [SDL_MS_TO_NS](SDL_MS_TO_NS) - [SDL_NS_PER_MS](SDL_NS_PER_MS) - [SDL_NS_PER_SECOND](SDL_NS_PER_SECOND) - [SDL_NS_PER_US](SDL_NS_PER_US) - [SDL_NS_TO_MS](SDL_NS_TO_MS) - [SDL_NS_TO_SECONDS](SDL_NS_TO_SECONDS) - [SDL_NS_TO_US](SDL_NS_TO_US) - [SDL_SECONDS_TO_NS](SDL_SECONDS_TO_NS) - [SDL_US_PER_SECOND](SDL_US_PER_SECOND) - [SDL_US_TO_NS](SDL_US_TO_NS) ---- [CategoryAPICategory](CategoryAPICategory)